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Not compatible with ios8 - Genset generator calculator which also includes a load calculator and overload checker, you can also calculate to and from a variety of electrical values associated with backup, standby or main generators.

On the Appliance's page of the genset calculator app you can input and save up to 20 different appliances or electrical loads and their Watts values you normally use with your genset, you can then select a number of appliances you wish to run off your genset and check the load with the genset load calculator checker, the genset load calculator will then calculate the max load of your genset and inform you if you exceed the maximum load.

We have also included detailed 3 page Gen Set Sizing Info page's which explains all of the Gen Set gargon with very useful references explaining different types of loads, types of generators, power factor values, starting currents, motor loads ect....

Calculate and Convert;

+ Gen Set Max Load kVA or kW
+ Appliance / Tool Load kW
+ Load calculator / Load checker with over load warnings
+ Compare Generator kVA with Appliance Load kW
+ Set Gen Set Running %
+ Set Gen Set Power Factor Value
+ Set and save your generator kVA in settings
+ From kVA to Amps, kW and Watts
+ kWh
+ From Amps to kVA, kW and Watts
+ From Watts to kVA and Amps
+ From kW to Amps and kVA
+ Three Phase Calculations
+ Single Phase Calculations

There is also a help page associated with the Load Checker.

You can email us directly from the app with any update requests or enquires.

A very handy tool if you use or work with

What's New

Version 1.2

iOS6 ready.

Customer Reviews

Very useful


Very useful and simple to use.


Pro Certs Software Ltd
3.8 MB
Requires iOS 4.3 or later. Compatible with iPhone, iPad and iPod touch.
Age Rating
Rated 4+
© Pro Certs Software Ltd


  • Family Sharing

    Up to six family members will be able to use this app with Family Sharing enabled.

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